RE: virtio-crypto: Inquiry about virtio crypto

[Gonglei (Arei)]

Hi,

> -----Original Message-----
> From: Bibo Mao <maobibo@xxxxxxxxxxx>
> Sent: Thursday, November 27, 2025 9:43 AM
> To: Gonglei (Arei) <arei.gonglei@xxxxxxxxxx>
> Cc: linux-crypto@xxxxxxxxxxxxxxx; virtualization@xxxxxxxxxxxxxxx; linux-kernel
> <linux-kernel@xxxxxxxxxxxxxxx>; QEMU devel <qemu-devel@xxxxxxxxxx>
> Subject: virtio-crypto: Inquiry about virtio crypto
> 
> Hi gonglei,
> 
>     I am investigating how to use HW crypto accelerator in VM. It seems that
> virtio-crypto is one option, however only aes skcipher algo is supported and

Actually akcipher service had been supported by virtio-crypto in 2022.

> virtio-crypto device is not suggested by RHEL 10.
> 
> https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/10/html
> /configuring_and_managing_linux_virtual_machines/feature-support-and-limit
> ations-in-rhel-10-virtualization
> 
>    I want to know what is the potential issued with virtio-crypto.
> 

This question is too big, maybe you'd better ask RHEL guys. :(

Regards,
-Gonglei

> Regards
> Bibo Mao